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Finding the Fourth Proportional to 73,207.98, 101,027.93 and 42,993.77

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Solution

The fourth proportional to 73,207.98, 101,027.93 and 42,993.77 is: 59,331.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,207.98 : 101,027.93 = 42,993.77 : x
  2. Step 2: Convert to fraction form
    73,207.98/101,027.93 = 42,993.77/x
  3. Step 3: Cross multiply
    73,207.98x = 101,027.93 × 42,993.77
  4. Step 4: Simplify right side
    73,207.98x = 4,343,570,865.89
  5. Step 5: Solve for x
    x = 4,343,570,865.89/73,207.98
  6. Step 6: Final answer
    x = 59,331.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.